UNS R30783 Bolts
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We produce UNS R30783 bolts,R30783 bolts,UNS R30783 bolting,UNS R30783 Hex Head Bolts,UNS R30783 studbolt,UNS R30783 Heavy Hex head bolts,UNS R30783 Stud Bolts,UNS R30783 Anchor Bolt,UNS R30783 Eye Bolt,UNS R30783 U Bolts,UNS R30783 Structural Bolts,UNS R30783 Step Bolt,UNS R30783 Flange Bolt,R30783 Screw Thread Eye Bolt,R30783 Head Plow Bolts,R30783 Square Head Bolts,R30783 Hexagonal Bolts,R30783 J-Bolts,UNS R30783 Bent Eye Bolts,UNS R30783 Elevator Bolts,UNS R30783 Step Bolts,UNS R30783 Tap Bolts,UNS R30783 Tension Control Bolts,UNS R30783 Shoulder Bolt,R30783 bent bolts,UNS R30783 headed bolts,R30783 Heavy Hex head bolts,UNS R30783 Timber Bolts,UNS R30783 Lag Bolts,UNS R30783 Timber Bolts,UNS R30783 Hanger Bolt,UNS R30783 Button Head Bolts,R30783 Tie Bolt,UNS R30783 Hexagon Bolt,UNS R30783 Hexagon Cap Screw Bolt from china

The type of UNS R30783 anchor bolts that we could do is UNS R30783 straight anchor bolts, bent anchor bolts and headed anchor bolts

The type of UNS R30783 bent bolts that we could do is R30783 bent anchor bolts, u-bolts, square bent u-bolts, j-bolts, bent tie bolts, bent check bolts, bent hook rail bolts, bent I-bolts, and custom special bent bolts.

The type of UNS R30783 headed bolts that we could do is UNS R30783 Cap Screws head bolts,Hex head bolts,Heavy Hex head bolts,Lag Bolts,Square Head bolts,Step Bolts,Dome Head bolts,Carriage boltds,Socket Head Bolts

We could produce UNS R30783 non-standard and speciality large bolts from 1/4” all the way to 4” and in metric sizes from M8 to M100.

The surface finish of UNS R30783 bolts that we could do is as follows:Black Oxide,Brass Plated.Cadmium,Chromate,Chrome,Color Coated,Galvanized,Nickel Plated,Painted,Phosphate,Polished,PTFE,Silver Plated,Teflon,Zinc Plated

In order to control the quality of UNS R30783 bolts, the material of UNS R30783 bars is melted by ESR+VIR or VIM+ESR+VAR and is produced as the standard of ASTM B462 and ASTM B473

UNS R30783  is a nickel-cobalt-iron alloy with chromium, aluminum, and niobium additions.

The chemical composition of R30783 bolts is as follows


Content (%)












0.50 max


0.50 max


0.50 max




0.03 max




0.015 max


0.005 max



The mechanical property of UNS R30783 bolts is as follows



Tensile  strength

171 ksi

Yield  strength

113 ksi

Poisson’s  ratio


Elastic  modulus

25.72 ksi

Elongation  at break


As per heat treatment of UNS R30783 bolts, we could do, solution and ageing treatment, Tempering, Hardening, Spheroidizing, Stress Relieving as per the requirement of the clients

UNS R30783 bolts has been widely used in aircraft engine manufacturers, oil patch suppliers, petrochemical corporations and power-generation companies. Various military branches, aerospace engineers and nuclear markets and so on

In order to control the quality of UNS R30783 bolts, We could do Chemical & Physical Test,Magnetic Particle Test,Case Depth,Contoureader Tracing,Decarburization/Carburization Report,Hardness Core,Plating Thickness Measurement,Proof Load Test - 400,000 lb. max capacity,Salt Spray Test,Surface Discontinuity Measure,Surface Roughness Test,Tensile Test - 400,000 lb. max capacity as per the requirement of the clients

Our UNS R30783 bolts has been 100% ultrasonic test according to EN102768-3, SA388, Sep 1921  etc

We could supply UNS R30783 bolt material certificate as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like LR,BV,RINA,ABS,DNV,GL,NK,KR and so on)

Please sned us the size or drawing of UNS R30783 bolts, we are glad to quote the best price for your side.

We could accept the drawing of R30783 bolts in following forms:AutoCAD (DWG,DWZ),BMP - Bit Mapped Graphics,Catia (CATDrawing,CATPart),Delcam (DGK, DMT),DXF - Drawing Interchange Format, or Drawing Exchange Format,GIF - Graphics Interchange Format,JPG or JEPG - Joint Photographic Experts Group,MasterCam (MDX, MC8, MC9, SET),PDF - Portable Document Format,Pro-E or Pro/Engineer (DRW,PRT,XPR),AutoCAD (DWG,DWZ),SolidWorks (SLDPRT,SLDDRW,SLDDRT),STEP - Standard for the Exchange of Product Model Data,TIFF - Tagged Image File Format

Except UNS R30783 bolts,we also could produce UNS R30783 flanges,UNS R30783 plates,UNS R30783 fastener,UNS R30783 bars,UNS R30783 fittings,UNS R30783 pipes,UNS R30783 tubes,UNS R30783 springs